#app{
  display: flex;
  align-items: center;
  /* justify-content: center; */
  flex-direction: column;
  min-height: 100vh;
  background-color: #3494e4;
  color: #fff;

}
.title{
  margin-top: 30px;
}
.subtitle{
  margin-top: 10px;
}

.bottle{
  border-radius: 0 0 50px 50px;
  border: 5px solid #144fc6;
}

.big{
  position: relative;
  width: 200px;
  height: 400px;
  margin-top: 50px;
  overflow: hidden;
  background-color: #fff;
}

.residue{
  display: flex;
  flex-direction: column;
  position: absolute;
  align-items: center;
  justify-content: center;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  color: #144fc6;
  background-color: #fff;
  overflow: hidden;
}

.residue_text{
  font-weight: 700;
  font-size: 18px;
}

.residue_number{
  opacity: .7;
}

.reach{
  display: flex;
  position: absolute;
  bottom: 0;
  left: 0;
  align-items: center;
  justify-content: center;
  height: 0%;
  width: 100%;
  color: #144fc6;
  background-color: #6ab3f8;
  visibility: hidden;
  font-weight: 700;
  font-size: 26px;
  transition: height .3s ease;
}


.select_text{
  margin-top: 30px;
  font-size: 18px;
}

.bottle_list{
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  width: 330px;
  margin: 0 auto;
  margin-top: 10px;
}
.bottle_item{
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  height: 100px;
  margin-left: 10px;
  cursor: pointer;
  font-size: 12px;
  border-radius: 0 0 15px 15px;
  border: 3px solid #144fc6;
  width: 50px;
  background-color: #fff;
  color: #144fc6;
  margin-bottom: 10px;
  transition: background .3s linear;
}

.bottle_item.active{
  color: #fff;
  background-color: #6ab3f8;
}
